1138 Tashufin summoned to Spain by Ali to help him against the Almohads. 1139 Alfonso, duke of Portugal, defeats the Moors at Ourique. 1143 Death of Ali. His son =Tashufin= succeeds. General insurrection against the Almoravids. 1144 Abdul-Mumin totally defeats Tashufin in Africa. Death of Tashufin in flight to Spain. His son =Ibrahim= raised to the throne over such of his dominions as are left. 1145 Abdul-Mumin crosses into Spain. 1146 The Almohads take Seville. Castile and Aragon come to assistance of the Almoravids. Ibrahim put to death. THE ALMOHAD DYNASTY (1146-1232 A.D.) 1146 =Abdul-Mumin= recognised as supreme over the Moors in Spain. 1147 Capture of Almeria by the Christian allies. 1148 Capture of Cordova by the Almohads. 1151 Abdul-Mumin continues conquests in Africa. 1156 Capture of Granada by the Almohads. 1157 The Almohads reconquer Almeria. 1158 Capture of Tunis by Abdul-Mumin. 1160 Abdul-Mumin returns to Spain. 1161 Badajoz, Beja, and Beira taken by the Almohads. 1163 Death of Abdul-Mumin. His son =Yusuf Abu Yakub= succeeds. The war between the Christians and Moors continues. 1176 Yusuf invades Portugal. 1184 Death of Yusuf at siege of Santarem. His son =Yakub Almansor= (Al-Mansur) succeeds. 1189 Sancho of Portugal captures Silves and Beja, but the Moors recover them three years later. 1193 The Christian princes of Spain unite against the Moors. 1195 The Moors administer a crushing defeat to Alfonso VIII of Castile at Alarcon. 1197 Capture of Madrid by the Moors. 1198 The Moors capture Calatrava and threaten Toledo. 1199 Death of Yakub. =Muhammed An-Nasir= succeeds. Rising of the Almoravids which takes five years to suppress. Muhammed makes preparations for a great conquest of Christian Spain. 1211 Muhammed besieges Salvatierra. 1212 Surrender of Salvatierra, followed by decisive defeat of Muhammed at Las Navas de Tolosa. The fate of the Almohads is sealed. 1213 Death of Muhammed. His infant son =Yusuf Al-Mustansir= succeeds. 1223 Death of Yusuf. Civil war breaks out among the Almohads. 1224 =Abul-Malik=, successor of Yusuf, deposed at Murcia by =Abdallah Abu Muhammed=, who succeeds. The Christian allies take Huejada in Valencia. 1227 Al-Mamun succeeds Abdallah. Discontent with the Almohads increases. 1232 Revolt of Al-Mutawakkil b. Hud, who drives Al-Mamun to Africa. End of the Almohad dynasty. Al-Mutawakkil takes Granada. Capture of the Balearic Isles by James I of Aragon. 1233 Great victory over the Moors by the Castilians. 1236 Capture of Cordova and part of Andalusia by Ferdinand III of Castile. James of Aragon attacks Valencia. 1237 Murder of Al-Mutawakkil by his generals. THE KINGDOM OF GRANADA (1238-1492 A.D.)